Linking to peakd/hive.blog/3speak to verify would not make sense as all these frontends are part of the same blockchain ecosystem. Anything posted in any of these frontends is simultaneously posted in all other frontends.
https://3speak.co/user/dickturpin
https://hive.blog/@dickturpin
https://peakd.com/@dickturpin
What sense would it make to verify your account in Hive ecosystem by linking to the same account in Hive ecosystem.
Our verification is to verify the identity externally via social media or owned website.